/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/NiagaraSystemScalabilityViewModel.h
[FScalabilityModeChanged](API\Plugins\NiagaraEditor\ViewModels\UNiagaraSystemScalabilityViewMod-\FScalabilityMode-) & OnScalabilityModeChanged()